🧩 The LILYGO ESP32-S2 Dev Board is a compact, low-power, and feature-rich development board built around the ESPRESSIF ESP32-S2 chipset. Designed for IoT, wireless control, and portable embedded systems, it offers 4MB Flash, 8MB SRAM, Wi-Fi connectivity, and a USB Type-C interface. With multiple onboard buttons and support for external battery input, it's ideal for prototyping and deploying smart, connected devices. ⚙️🔋📶
🔑 Key Features of LILYGO ESP32 S2 V1.1
- 🧠 ESP32-S2 single-core 32-bit processor
- 💾 4MB Flash + 8MB SRAM for efficient multitasking
- 📡 Built-in Wi-Fi for seamless wireless communication
- 🔌 USB Type-C port for power and programming
- 🔘 Multiple buttons: Power, Reset, Boot, Customize, DPI switch
- ⏱️ 32.768KHz crystal oscillator for real-time applications
- 🔋 JST 2-pin (1.25mm) connector for 3.7V–4.2V lithium battery input
- ⚡ USB 5V/1A power input with 500mA charging current
- 🔧 Wide operating voltage: 2.7V–3.6V
📊 Technical Specifications of LILYGO ESP32 S2 V1.1
| Chipset | ESPRESSIF ESP32-S2 |
| Flash | 4MB |
| SRAM | 8MB |
| Buttons | Power, Reset, Boot, Customize, DPI |
| Clock | 32.768KHz crystal oscillator |
| Voltage Range | 2.7V–3.6V |
| Wireless | Wi-Fi |
| Power Input | USB 5V/1A |
| Charge Current | 500mA |
| Battery Input | 3.7–4.2V (via JST 2P 1.25mm) |
🧪 Applications
- 🌐 IoT devices and automation systems
- 📡 Wireless sensor platforms
- 🧰 Custom embedded applications
- 🔋 Battery-powered Wi-Fi projects
- 🧪 Prototyping with full GPIO access
🧑💻 Developer Resources
📘 Sample Code & Documentation on GitHub
💬 Community support and technical Q&A available via GitHub Issues